Warning: Permanently added '10.128.1.37' (ED25519) to the list of known hosts. 1970/01/01 00:00:30 parsed 1 programs [ 31.807343][ T4338] cgroup: Unknown subsys name 'net' [ 32.062479][ T4338] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 32.323828][ T4338] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 35.758611][ T1576] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.759904][ T1576] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.762385][ T1576] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 35.770290][ T1576] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.771765][ T1576] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.773344][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 36.045114][ T4386] chnl_net:caif_netlink_parms(): no params data found [ 36.067081][ T4386] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.068543][ T4386] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.070494][ T4386] device bridge_slave_0 entered promiscuous mode [ 36.073552][ T4386] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.074832][ T4386] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.076447][ T4386] device bridge_slave_1 entered promiscuous mode [ 36.084908][ T4386] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.087500][ T4386] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.094436][ T4386] team0: Port device team_slave_0 added [ 36.096265][ T4386] team0: Port device team_slave_1 added [ 36.102206][ T4386] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.103379][ T4386] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 36.107510][ T4386] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.111184][ T4386] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.112333][ T4386] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 36.116852][ T4386] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.170951][ T4386] device hsr_slave_0 entered promiscuous mode [ 36.210036][ T4386] device hsr_slave_1 entered promiscuous mode [ 36.284121][ T4386] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 36.301253][ T4386] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 36.331657][ T4386] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 36.361715][ T4386] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 36.397485][ T4386] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.398900][ T4386] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.400406][ T4386] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.401595][ T4386] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.418424][ T4386] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.424001][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.426468][ T288] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.428230][ T288] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.433839][ T4386] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.436940][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.438886][ T288] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.440170][ T288] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.443482][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.445107][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.446289][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.455094][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 36.456779][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 36.459701][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 36.464929][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.468142][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.472477][ T4386] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 36.522702][ T1576] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 36.524143][ T1576] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 36.527502][ T4386] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 36.535130][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.542369][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.544167][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.545697][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.548019][ T4386] device veth0_vlan entered promiscuous mode [ 36.551952][ T4386] device veth1_vlan entered promiscuous mode [ 36.558502][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 36.560821][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 36.562483][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.565139][ T4386] device veth0_macvtap entered promiscuous mode [ 36.567685][ T4386] device veth1_macvtap entered promiscuous mode [ 36.573421][ T4386] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 36.574724][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.576786][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 36.581186][ T4386] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 36.582755][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.585450][ T4386] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.586989][ T4386] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.588475][ T4386] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.590363][ T4386] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.680193][ T4426] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 36.681724][ T4426] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 36.683106][ T4426] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 36.684566][ T4426] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 36.686016][ T4426] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 36.687365][ T4426] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:37 executed programs: 0 [ 37.202634][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 37.204375][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 37.205710][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 37.207733][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 37.209341][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 37.210678][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 37.520874][ T4447] chnl_net:caif_netlink_parms(): no params data found [ 37.599082][ T4447] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.600674][ T4447] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.602263][ T4447] device bridge_slave_0 entered promiscuous mode [ 37.606327][ T4447] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.607544][ T4447] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.609015][ T4447] device bridge_slave_1 entered promiscuous mode [ 37.616161][ T4447] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.618608][ T4447] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.625463][ T4447] team0: Port device team_slave_0 added [ 37.627932][ T4447] team0: Port device team_slave_1 added [ 37.940770][ T4447] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.941947][ T4447] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 37.946427][ T4447] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.949565][ T4447] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.951909][ T4447] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 37.956249][ T4447] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.990940][ T4447] device hsr_slave_0 entered promiscuous mode [ 38.040895][ T4447] device hsr_slave_1 entered promiscuous mode [ 38.079837][ T4447] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 38.081372][ T4447] Cannot create hsr debugfs directory [ 38.591090][ T4447] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.280184][ T4426] Bluetooth: hci0: command 0x0409 tx timeout [ 40.940884][ T4447] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.359773][ T4426] Bluetooth: hci0: command 0x041b tx timeout [ 41.880614][ T4447] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.972157][ T4447] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.221852][ T4447] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.270944][ T4447] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 42.332344][ T4447] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 42.381549][ T4447] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 42.500310][ T4447] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.503622][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.505154][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.507606][ T4447] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.510374][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.517107][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.518751][ T288] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.520747][ T288] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.523261][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.583391][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.585069][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.586770][ T288] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.588016][ T288] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.590991][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.594658][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.597867][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.599982][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.601774][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.604764][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.606385][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.608885][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.610672][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.613224][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.614770][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.617232][ T4447] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.694405][ T1576] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.695861][ T1576] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.698777][ T4447] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.705072][ T1576] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.706830][ T1576] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.714568][ T39] device hsr_slave_0 left promiscuous mode [ 42.740034][ T39] device hsr_slave_1 left promiscuous mode [ 42.839871][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 42.841175][ T39] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 42.843389][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 42.844695][ T39] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 42.846089][ T39] device bridge_slave_1 left promiscuous mode [ 42.847654][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.890557][ T39] device bridge_slave_0 left promiscuous mode [ 42.891691][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.055081][ T39] device veth1_macvtap left promiscuous mode [ 43.056256][ T39] device veth0_macvtap left promiscuous mode [ 43.057223][ T39] device veth1_vlan left promiscuous mode [ 43.058186][ T39] device veth0_vlan left promiscuous mode [ 43.440035][ T4426] Bluetooth: hci0: command 0x040f tx timeout [ 45.181350][ T39] team0 (unregistering): Port device team_slave_1 removed [ 45.340436][ T39] team0 (unregistering): Port device team_slave_0 removed [ 45.519794][ T4426] Bluetooth: hci0: command 0x0419 tx timeout [ 45.521102][ T39] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 45.740881][ T39] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 47.350681][ T39] bond0 (unregistering): Released all slaves [ 47.703185][ T4447] device veth0_vlan entered promiscuous mode [ 47.706159][ T4447] device veth1_vlan entered promiscuous mode [ 47.715564][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.717253][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.718975][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.721337][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.722965][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.724428][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.730814][ T4447] device veth0_macvtap entered promiscuous mode [ 47.733876][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.735666][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.737222][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.739305][ T4447] device veth1_macvtap entered promiscuous mode [ 47.744238][ T4447] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.745538][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.747012][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.748583][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.753136][ T4447] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.754503][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.756172][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.758675][ T4447] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.760494][ T4447] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.761910][ T4447] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.763371][ T4447] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.783035][ T288] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.784408][ T288] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.793594][ T288] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 47.797289][ T4374] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.798603][ T4374] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.800140][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 47.939217][ T4475] loop0: detected capacity change from 0 to 32768 [ 47.943777][ T4475] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 47.945158][ T4475] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 47.953508][ T4475] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 47.956005][ T4461] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 47.957156][ T4461] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 47.969407][ T4461] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 12ms [ 47.971723][ T4461] gfs2: fsid=syz:syz.0: jid=0: Done [ 47.972752][ T4475] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 48.031373][ T4447] ------------[ cut here ]------------ [ 48.032442][ T4447] WARNING: CPU: 0 PID: 4447 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 48.033970][ T4447] Modules linked in: [ 48.034599][ T4447] CPU: 0 PID: 4447 Comm: syz-executor Not tainted syzkaller #0 [ 48.035806][ T4447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 48.037506][ T4447] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.038820][ T4447] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 48.039685][ T4447] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 48.040519][ T4447] sp : ffff8000212e75a0 [ 48.041210][ T4447] x29: ffff8000212e75c0 x28: 1fffff8000666a40 x27: dfff800000000000 [ 48.042545][ T4447] x26: 0000000000000000 x25: ffff0000c049c998 x24: 0000000000000001 [ 48.043865][ T4447] x23: 0000000000000000 x22: fffffc0003335208 x21: 1fffe00018093933 [ 48.045149][ T4447] x20: ffff0000db0882a0 x19: fffffc0003335200 x18: ffff800011babf60 [ 48.046424][ T4447] x17: ffff800018381000 x16: ffff8000082d8944 x15: ffff800017e62000 [ 48.047697][ T4447] x14: 0000000000000001 x13: 1fffe00018093933 x12: 0000000000ff0100 [ 48.049024][ T4447] x11: ff0080000870ac38 x10: 0000000000000000 x9 : ffff80000870ac38 [ 48.050304][ T4447] x8 : ffff0000d3e15400 x7 : 0000000000000000 x6 : 0000000000000000 [ 48.051599][ T4447] x5 : ffff800018545d28 x4 : 0000000000000008 x3 : ffff800008a595a0 [ 48.052850][ T4447] x2 : ffff0000cf1d8060 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.054263][ T4447] Call trace: [ 48.054761][ T4447] __folio_mark_dirty+0x8a0/0xcd8 [ 48.055626][ T4447] mark_buffer_dirty+0x2b8/0x5c0 [ 48.056489][ T4447] gfs2_unpin+0x120/0x8fc [ 48.057184][ T4447] buf_lo_after_commit+0x140/0x188 [ 48.058025][ T4447] __gfs2_log_flush+0x1290/0x1b38 [ 48.058851][ T4447] gfs2_log_flush+0x3c/0x58 [ 48.059605][ T4447] gfs2_kill_sb+0x5c/0xd4 [ 48.060302][ T4447] deactivate_locked_super+0xac/0x120 [ 48.061189][ T4447] deactivate_super+0xe4/0x104 [ 48.061999][ T4447] cleanup_mnt+0x390/0x418 [ 48.062749][ T4447] __cleanup_mnt+0x20/0x30 [ 48.063527][ T4447] task_work_run+0x1ec/0x278 [ 48.064331][ T4447] get_signal+0x111c/0x1304 [ 48.065074][ T4447] do_notify_resume+0x33c/0x2aa4 [ 48.065876][ T4447] el0_svc+0x98/0x128 [ 48.066569][ T4447] el0t_64_sync_handler+0x84/0xf0 [ 48.067453][ T4447] el0t_64_sync+0x18c/0x190 [ 48.068221][ T4447] irq event stamp: 159102 [ 48.068944][ T4447] hardirqs last enabled at (159101): [] folio_memcg_lock+0xe8/0x1f4 [ 48.070515][ T4447] hardirqs last disabled at (159102): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 48.072175][ T4447] softirqs last enabled at (158988): [] local_bh_enable+0x10/0x34 [ 48.073745][ T4447] softirqs last disabled at (158986): [] local_bh_disable+0x10/0x34 [ 48.075335][ T4447] ---[ end trace 0000000000000000 ]--- [ 48.090615][ T4447] ------------[ cut here ]------------ [ 48.091539][ T4447] WARNING: CPU: 0 PID: 4447 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 48.093263][ T4447] Modules linked in: [ 48.093911][ T4447] CPU: 0 PID: 4447 Comm: syz-executor Tainted: G W syzkaller #0 [ 48.095251][ T4447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 48.096807][ T4447] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.097963][ T4447] pc : __folio_start_writeback+0x88c/0xa7c [ 48.098835][ T4447] lr : __folio_start_writeback+0x88c/0xa7c [ 48.099867][ T4447] sp : ffff8000212e7040 [ 48.100514][ T4447] x29: ffff8000212e7120 x28: dfff800000000000 x27: 0000000000000000 [ 48.101806][ T4447] x26: ffff70000425ce10 x25: 0000000000000000 x24: ffff0000db0882a0 [ 48.103026][ T4447] x23: ffff8000212e70a0 x22: ffff0000c049c7f0 x21: 0000000000000001 [ 48.104365][ T4447] x20: fffffc0003335208 x19: fffffc0003335200 x18: ffff800011babf60 [ 48.105595][ T4447] x17: ffff800018381000 x16: ffff8000082d8944 x15: 0000000000000000 [ 48.106821][ T4447] x14: 0000000000000001 x13: 1fffff8000666a40 x12: 0000000000ff0100 [ 48.108074][ T4447] x11: ff0080000870d144 x10: 0000000000000000 x9 : ffff80000870d144 [ 48.109409][ T4447] x8 : ffff0000d3e15400 x7 : ffff80000870cbb0 x6 : 0000000000000000 [ 48.110739][ T4447] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870cbf0 [ 48.112169][ T4447] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.113491][ T4447] Call trace: [ 48.114019][ T4447] __folio_start_writeback+0x88c/0xa7c [ 48.114819][ T4447] set_page_writeback+0x5c/0x7c [ 48.115595][ T4447] gfs2_aspace_writepage+0x514/0x6dc [ 48.116433][ T4447] __gfs2_writepage+0x70/0x184 [ 48.117283][ T4447] write_cache_pages+0x74c/0xde8 [ 48.118075][ T4447] gfs2_ail1_flush+0x7c4/0xa14 [ 48.118842][ T4447] empty_ail1_list+0x130/0x214 [ 48.119651][ T4447] __gfs2_log_flush+0x1568/0x1b38 [ 48.120580][ T4447] gfs2_log_flush+0x3c/0x58 [ 48.121346][ T4447] gfs2_kill_sb+0x5c/0xd4 [ 48.122225][ T4447] deactivate_locked_super+0xac/0x120 [ 48.123150][ T4447] deactivate_super+0xe4/0x104 [ 48.123912][ T4447] cleanup_mnt+0x390/0x418 [ 48.124751][ T4447] __cleanup_mnt+0x20/0x30 [ 48.125491][ T4447] task_work_run+0x1ec/0x278 [ 48.126373][ T4447] get_signal+0x111c/0x1304 [ 48.127217][ T4447] do_notify_resume+0x33c/0x2aa4 [ 48.128071][ T4447] el0_svc+0x98/0x128 [ 48.128681][ T4447] el0t_64_sync_handler+0x84/0xf0 [ 48.129609][ T4447] el0t_64_sync+0x18c/0x190 [ 48.130382][ T4447] irq event stamp: 159302 [ 48.131143][ T4447] hardirqs last enabled at (159301): [] folio_memcg_lock+0xe8/0x1f4 [ 48.132779][ T4447] hardirqs last disabled at (159302): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 48.134503][ T4447] softirqs last enabled at (159288): [] handle_softirqs+0xaec/0xc60 [ 48.136258][ T4447] softirqs last disabled at (159105): [] __do_softirq+0x14/0x20 [ 48.137910][ T4447] ---[ end trace 0000000000000000 ]--- [ 48.140593][ C1] ------------[ cut here ]------------ [ 48.141748][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 48.143562][ C1] Modules linked in: [ 48.144180][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 48.145632][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 48.147406][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.148712][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 48.149775][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 48.150701][ C1] sp : ffff80001cac7970 [ 48.151340][ C1] x29: ffff80001cac7990 x28: dfff800000000000 x27: ffff0000c049c7f0 [ 48.152710][ C1] x26: 0000000000000000 x25: 05ffd00000002052 x24: 1fffff8000666a40 [ 48.153985][ C1] x23: 0000000000000001 x22: ffff0000db0882a0 x21: ffff0000db0882a8 [ 48.155261][ C1] x20: 0000000000000001 x19: fffffc0003335200 x18: ffff800011babf60 [ 48.156623][ C1] x17: 1fffe00033ea397e x16: ffff8000082d8944 x15: 0000000000000000 [ 48.157983][ C1] x14: 0000000000000003 x13: 1ffff00003958f20 x12: 0000000000ff0100 [ 48.159343][ C1] x11: ff0080000870c6bc x10: 0000000000000000 x9 : ffff80000870c6bc [ 48.160818][ C1] x8 : ffff0000c0a51c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 48.162210][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 48.163615][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.164929][ C1] Call trace: [ 48.165404][ C1] __folio_end_writeback+0x7d0/0x9cc [ 48.166466][ C1] folio_end_writeback+0x12c/0x410 [ 48.167410][ C1] end_page_writeback+0x58/0x74 [ 48.168286][ C1] end_buffer_async_write+0x32c/0x4f4 [ 48.169245][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 48.170093][ C1] bio_endio+0x750/0x794 [ 48.170756][ C1] blk_update_request+0x49c/0xbec [ 48.171532][ C1] blk_mq_end_request+0x54/0x88 [ 48.172282][ C1] lo_complete_rq+0x1ec/0x250 [ 48.173024][ C1] blk_done_softirq+0x11c/0x168 [ 48.173880][ C1] handle_softirqs+0x318/0xc60 [ 48.174662][ C1] run_ksoftirqd+0x7c/0x2ac [ 48.175360][ C1] smpboot_thread_fn+0x4b0/0x964 [ 48.176154][ C1] kthread+0x250/0x2d8 [ 48.176859][ C1] ret_from_fork+0x10/0x20 [ 48.177634][ C1] irq event stamp: 403817 [ 48.178317][ C1] hardirqs last enabled at (403816): [] folio_memcg_lock+0xe8/0x1f4 [ 48.179907][ C1] hardirqs last disabled at (403817): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 48.181584][ C1] softirqs last enabled at (403806): [] handle_softirqs+0xaec/0xc60 [ 48.183117][ C1] softirqs last disabled at (403811): [] run_ksoftirqd+0x7c/0x2ac [ 48.184610][ C1] ---[ end trace 0000000000000000 ]---